CN100365706C - 解码语音的音调增强的方法和装置 - Google Patents

解码语音的音调增强的方法和装置 Download PDF

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Publication number
CN100365706C
CN100365706C CNB038125889A CN03812588A CN100365706C CN 100365706 C CN100365706 C CN 100365706C CN B038125889 A CNB038125889 A CN B038125889A CN 03812588 A CN03812588 A CN 03812588A CN 100365706 C CN100365706 C CN 100365706C
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sound signal
post
decoded sound
frequency
processing
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CN1659626A (zh
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布鲁诺·贝塞特
克劳德·拉夫莱姆
米兰·吉利尼克
罗奇·勒菲夫里
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VoiceAge Corp
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VoiceAge Corp
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    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0316—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude
    • G10L21/0364—Speech enhancement, e.g. noise reduction or echo cancellation by changing the amplitude for improving intelligibility
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
    • G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
    • G10L19/26—Pre-filtering or post-filtering
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
    • G10L21/0208—Noise filtering
    • G10L21/0216—Noise filtering characterised by the method used for estimating noise
    • G10L21/0232—Processing in the frequency domain

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  • Engineering & Computer Science (AREA)
  • Computational Linguistics (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Audiology, Speech & Language Pathology (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Quality & Reliability (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Executing Machine-Instructions (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Working-Up Tar And Pitch (AREA)
  • Inorganic Fibers (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
CNB038125889A 2002-05-31 2003-05-30 解码语音的音调增强的方法和装置 Expired - Lifetime CN100365706C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CA002388352A CA2388352A1 (en) 2002-05-31 2002-05-31 A method and device for frequency-selective pitch enhancement of synthesized speed
CA2,388,352 2002-05-31

Publications (2)

Publication Number Publication Date
CN1659626A CN1659626A (zh) 2005-08-24
CN100365706C true CN100365706C (zh) 2008-01-30

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US (1) US7529660B2 (de)
EP (1) EP1509906B1 (de)
JP (1) JP4842538B2 (de)
KR (1) KR101039343B1 (de)
CN (1) CN100365706C (de)
AT (1) ATE399361T1 (de)
AU (1) AU2003233722B2 (de)
BR (2) BR0311314A (de)
CA (2) CA2388352A1 (de)
CY (1) CY1110439T1 (de)
DE (1) DE60321786D1 (de)
DK (1) DK1509906T3 (de)
ES (1) ES2309315T3 (de)
HK (1) HK1078978A1 (de)
MX (1) MXPA04011845A (de)
MY (1) MY140905A (de)
NO (1) NO332045B1 (de)
NZ (1) NZ536237A (de)
PT (1) PT1509906E (de)
RU (1) RU2327230C2 (de)
WO (1) WO2003102923A2 (de)
ZA (1) ZA200409647B (de)

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Publication number Publication date
WO2003102923A3 (en) 2004-09-30
WO2003102923A2 (en) 2003-12-11
ATE399361T1 (de) 2008-07-15
ZA200409647B (en) 2006-06-28
CA2388352A1 (en) 2003-11-30
BR0311314A (pt) 2005-02-15
RU2004138291A (ru) 2005-05-27
RU2327230C2 (ru) 2008-06-20
DE60321786D1 (de) 2008-08-07
NZ536237A (en) 2007-05-31
KR20050004897A (ko) 2005-01-12
AU2003233722A1 (en) 2003-12-19
EP1509906A2 (de) 2005-03-02
PT1509906E (pt) 2008-11-13
AU2003233722B2 (en) 2009-06-04
JP4842538B2 (ja) 2011-12-21
HK1078978A1 (en) 2006-03-24
US20050165603A1 (en) 2005-07-28
NO332045B1 (no) 2012-06-11
KR101039343B1 (ko) 2011-06-08
CN1659626A (zh) 2005-08-24
CY1110439T1 (el) 2015-04-29
CA2483790A1 (en) 2003-12-11
US7529660B2 (en) 2009-05-05
BRPI0311314B1 (pt) 2018-02-14
ES2309315T3 (es) 2008-12-16
CA2483790C (en) 2011-12-20
MY140905A (en) 2010-01-29
MXPA04011845A (es) 2005-07-26
NO20045717L (no) 2004-12-30
DK1509906T3 (da) 2008-10-20
JP2005528647A (ja) 2005-09-22
EP1509906B1 (de) 2008-06-25

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